Product Overview
Compatible Printer:MS321dn, MS421dn, MS421dw, MS521dn, MS621dn, MS622de, MX321adn, MX321adw, MX421ade, MX521de, MX521ade, MX522adhe, MX622ade, MX622adhe laser printer
High Page Yield: Up to 60000 pages per (at 5 percent coverage per A4 letter)
Produced strictly according to ISO9001 & ISO14001 & STMC certificates, please feel easy to use.